Pot tourists

Tourism has long fueled Colorado's economy. Now its visitors have another reason to spend money here -- legal weed.

Tourism has long fueled Colorado's economy. Now its visitors have another reason to spend money here -- legal weed.

CNBC and correspondent Harry Smith tell the story behind this controversial and stunning development and report on the exploding legal pot market. Watch Marijuana in America: Colorado Pot Rush on Feb. 26 at 10 p.m. ET